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Class Information
Number: 75/624
Name: Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures > Processes > Producing or treating free metal > At 300 degrees c or greater (e.g., pyrometallurgy, etc.) > Nonferrous > Manganese(mn)
Description: Process in which Manganese (Mn) is produced or a metal that contains over 50 percent by weight Manganese is treated.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6458182 |
Process for producing high-purity Mn materials |
Oct. 1, 2002 |
| 5735933 |
Method for processing metallic waste |
Apr. 7, 1998 |
| 5462579 |
Method and apparatus for manufacturing medium or low carbon ferromanganese |
Oct. 31, 1995 |
| 5358548 |
Condensation of metal vapors in a fluidized bed and apparatus |
Oct. 25, 1994 |
| 4752327 |
Dephosphorization process for manganese alloys |
Jun. 21, 1988 |
| 4684403 |
Dephosphorization process for manganese-containing alloys |
Aug. 4, 1987 |
| 4416692 |
Process for extracting gold, silver, platinum, lead, or manganese metals from ore |
Nov. 22, 1983 |
| 4354868 |
Process for the desiliconization of manganese alloys |
Oct. 19, 1982 |
| 4274871 |
Method of obtaining manganese alloys with a medium carbon content |
Jun. 23, 1981 |
| 4161399 |
Method for electroslag remelting of a manganese-copper-nickel alloy |
Jul. 17, 1979 |
| 4139370 |
Method of refining ferro-alloys |
Feb. 13, 1979 |
| 4130417 |
Process for refining high-carbon ferro-alloys |
Dec. 19, 1978 |
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